public class SomeService {

    public void dosome(){
        System.out.println("");
    }
    public String dosome(String s){
        System.out.println("public String dosome(String s)执行");
    return s;
    }
    public String dosome(String s,int i){
        System.out.println("public void dosome(String s,int i)执行");
        return s+i;
    }
}
